It's been a while since I've inflicted countermarks on you folks, but these three are new and I got the countermark fever again. They are a sibilant bunch, Sssssssillyon Septimius and Sicily: A Delta and NIKO on this very worn Provincial of Septimius Severus. Septimius Severus Æ 28 Pentassaria Moesia Inferior, Nikopolis ad Istrum (c. 193-211 A.D. ?) AV KAI Λ CE [CEVHΡOC?], laureate head right / Illegible reverse, faint letters. Host: Unknown Roman provincial, Nikopolis or Pautalia? (8.91 grams / 28 x 25 mm) Countermarks: CM 1: Δ incuse 7 x 6 mm. Howgego 782 (3 pcs); denotes denomination, pentassaria. CM 2: NIKO incuse 14 x 5 mm. Howgego 553 (3 pcs, 2 of which are on the reverse). Note: All coins that have the Δ c/m apparently also bear the NIKO c/m... FORVM Collection Automan. Here is a neat little countermark of a lyre (a chelys, technically, made from a tortoise shell) from Sillyon. The eBay seller attributed it to Smyrna, with Homer seated on the back, which is not correct - you can see the eagle in Zeus's hand, and some of the legend. it took a while, but I tracked down Sillyon, a place I'd never heard of: Pamphylia, Sillyon Æ 17 (c. 300-100 B.C.) Laureate head of Apollo right / ΣΕΛΥΝ[ΙΥΣ] Zeus seated left, holding eagle and scepter, thunderbolt in field left. SNG France 956; SNG Cop. 437 Countermark: chelys (lyre) in 7 x 5 mm rectangle. No. ref. (4.07 grams / 17 mm) Countermark: Found only one countermarked Sillyon but not a chelys. This countermark similar to those found on Bithynia Æs for Prusias "cf. SNG von Aulock 6881 (for countermarks)." (CNG Web Shop via acsearch) Finally, a chopped-down, counterstamped (obv. and rev.) follis for Byzantine Sicily: Byzantine Empire Æ Follis Heraclius & Her. Constantine (c. 632-641 A.D.) Sicilian Mint Host coin: Probably cut-down follis of Heraclius? Counterstamp: Two busts, Heraclius & Her. Constantine / RTh mongram SCs in circle SB 884; DOC II part 1 243. (5.86 grams / 22 x 19 mm) Please share your countermarks. I like looking at them.